What are reddit's favorite Industrial & Scientific?
From 3.5 billion comments
created by @mouseofleaves
Uranium Ore
Popularity score:
115
< $50
Inkbird ITC-308 Digital Temperature Controller Outletsmoker Thermostat, 2-Stage, 1100W, with Sensor Reptile Beer Brewing Kegs Fridge Cured Meat Breeding
Popularity score:
87
< $50
Uvex Skyper Blue Light Blocking Computer Glasses with SCT-Orange Lens (S1933X)
Popularity score:
81
< $25
FiiO D3 (D03K) Digital to Analog Audio Converter With Micca 6ft Optical Toslink Cable - 192kHz/24bit Optical and Coaxial DAC
Popularity score:
73
< $50
FiiO D3 (D03K) Digital to Analog Audio Converter - 192kHz/24bit Optical and Coaxial DAC
Popularity score:
69
< $50
AcuRite 00613 Digital Hygrometer & Indoor Thermometer Pre-Calibrated Humidity Gauge, 3" H x 2.5" W x 1.3" D
Popularity score:
66
< $25
Weller WLC100 40-Watt Soldering Station
Popularity score:
64
< $50
PROZOR 192KHz Digital to Analog Audio Converter DAC Digital SPDIF Optical to Analog L/R RCA Converter Toslink Optical to 3.5mm Jack Adapter for PS3 HD DVD PS4 Amp Apple TV Home Cinema
Popularity score:
48
< $50
Micro Cutter
Popularity score:
47
< $25
Etekcity Wireless Remote Control Outlet Light Switch for Lights, Lamps, Christmas Decorations, Plug and Go, Up to 100 ft. Range, FCC, ETL Listed, White (Learning Code, 5Rx-2Tx)
Popularity score:
46
< $50
KING KW65 1000/6000 Grit Combination Whetstone with Plastic Base
Popularity score:
42
< $50
Hakko FX888D-23BY Digital Soldering Station FX-888D FX-888 (blue & yellow)
Popularity score:
42
$100 - $200
Wenger 16999 Swiss Army Knife Giant
Popularity score:
41
$9,900 - $10,050
Power Gear 3 Wire Receptacle Tester, Outlet Tester, 6 Visual Indications, Light Indicator, UL Listed, Yellow, 50542
Popularity score:
40
< $25
J-B Weld 8265S Original Cold-Weld Steel Reinforced Epoxy - 2 oz.
Popularity score:
40
< $25
Performix 11203 Plasti Dip Black Multi-Purpose Rubber Coating Aerosol - 11 oz.
Popularity score:
39
< $25
Inkbird All-Purpose Digital Temperature Controller Fahrenheit and Centigrade Thermostat with Sensor 2 Relays ITC-1000 for Refrigerator Fermenter
Popularity score:
38
< $50
Wireless electronic ballast FLS-PP lp with Power PWM interface for RGBW and RGB lights (12/24V LED/LED stripes), ZigBee certified product
Popularity score:
37
3M H10A Peltor Optime 105 Over the Head Earmuff, Ear Protectors, Hearing Protection, NRR 30 dB
Popularity score:
36
< $50
Weller WES51 Analog Soldering Station
Popularity score:
35
Smart Weigh SWS100 Elite Series Digital Pocket Scale, Digital Gram and Ounce Scale, Food Scale, Jewelry/Medicine Scale, Kitchen Scale 100 grams by 0.01 grams, Black
Popularity score:
33
< $50
Sperry Instruments GFI6302 GFCI Outlet / Receptacle Tester, Standard 120V AC Outlets, 7 Visual Indication / Wiring Legend, Home & Professional Use, Yellow & Black
Popularity score:
32
< $25
Signstek HiFi USB to Coaxial S/PDIF Converter Convert Digital to Analogue Signal Mini USB DAC PCM
Popularity score:
31
< $50
Audioengine D1 24-Bit DAC, Premium Desktop Digital To Analogue Converter and Headphone Amplifier
Popularity score:
31
$100 - $200
INNOVA 3320 Auto-Ranging Digital Multimeter
Popularity score:
31
< $50
Neiko 01407A Electronic Digital Caliper Stainless Steel Body with Large LCD Screen | 0 - 6 Inches | Inch/Fractions/Millimeter Conversion
Popularity score:
30
< $50
Monoprice Select Mini 3D Printer v2 - White With Heated (120 x 120 x 120 mm) Build Plate, Fully Assembled + Free Sample PLA Filament And MicroSD Card Preloaded With Printable 3D Models
Popularity score:
30
$100 - $200
Aeotec Heavy Duty Smart Switch, Z-Wave Plus Home Security ON/OFF controller, 40 amps record electricity consumption
Popularity score:
30
$50 - $100
![Gerber EAB Pocket Knife [22-41830]](https://m.media-amazon.com/images/I/31EagLhoGPL.jpg)
Gerber EAB Pocket Knife [22-41830]
Popularity score:
29
< $50
SaltStick Caps, Bottle of 100 Electrolyte Replacement Tablets for Rehydration, Exercise Recovery, Youth & Adult Athletes, Hiking, Camping, Hangovers, & Sports Recovery, Gluten Free, Non-GMO
Popularity score:
29
< $50
Kershaw 3.1" Stainless Steel Blade Pocket Knife Skyline 1760 Stonewashed
Popularity score:
28
< $50
Kershaw Leek Pocket Knife (1660) 3-In. Sandvik 14C28N Blade and Stainless Steel Handle, Best Buy from Outdoor Gear Lab Includes Frame Lock, SpeedSafe Assisted Opening and Reversible Pocketclip, 3 oz.
Popularity score:
28
< $50
Aoyue 469 Variable Power 60 Watt Soldering Station with Removable Tip Design- ESD Safe
Popularity score:
26
< $50
Morakniv Companion Fixed Blade Outdoor Knife with Carbon Steel Blade, 4.1-Inch, Military Green
Popularity score:
26
< $50
OREI Digital to Analog Audio Converter - Optical SPDIF/Coaxial to RCA L/R with 3.5mm Jack Support Headphone/Speaker Output DA21
Popularity score:
26
< $50
Uvex S0360X Ultra-spec 2000 Safety Eyewear, Orange Frame, SCT-Orange UV Extreme Anti-Fog Lens
Popularity score:
26
< $25
Pyramex I-Force Sporty Dual Pane Anti-Fog Goggle, Black Frame/Clear Anti-Fog Lens
Popularity score:
25
< $50
IRWIN VISE-GRIP Wire Stripper, Self-Adjusting, 8-Inch (2078300)
Popularity score:
25
< $50
Inkbird Itc-308 Digital Temperature Controller Outlet Thermostat, 2-Stage, 1100w, w/Sensor
Popularity score:
25
3M Paint Project Respirator, Medium - R6211
Popularity score:
25
$100 - $200
TS-836A Plug Power Meter Energy Voltage Amps Electricity Usage Monitor,Reduce Your Energy Costs
Popularity score:
25
PEI (Polyetherimide) Sheet, Opaque Natural, Standard Tolerance, ASTM D5205 PEI0113, 0.03" Thickness, 12" Width, 12" Length
Popularity score:
24
< $50
Ha No Kuromaku Ceramic Whetstone Medium Grit #1000
Popularity score:
24
< $50
StarTech.com 6-32 Brass Motherboard Standoffs for ATX Computer Case - 15 Pack (STANDOFF632)
Popularity score:
24
< $25
WeMo Switch Smart Plug, Works with Alexa
Popularity score:
24
$50 - $100
Infant Circumcision Trainer, White
Popularity score:
24
Ontario 8848 Rat Folding Knife (Black)
Popularity score:
24
< $50
008 Buna-N O-Ring, 70A Durometer, Black, 3/16" ID, 5/16" OD, 1/16" Width (Pack of 100)
Popularity score:
23
< $25
MyoTape Body Tape Measure
Popularity score:
23
< $25
iGaging IP54 Electronic Digital Caliper 0-6" Display Inch/Metric/Fractions Stainless Steel Body
Popularity score:
23
< $50
Tenma 21-8240 Vacuum Desoldering Iron
Popularity score:
23
< $50
Micca OriGen+ High Resolution USB DAC and Preamplifier - 24-Bit/192kHz PCM and 64x DSD
Popularity score:
23
BIQU Heat Bed Power Module Expansion Hot Bed MOS Tube for 3D Printer
Popularity score:
23
< $25
Propylene Glycol USP Kosher Certified 100% Pure Food & Pharmaceutical Grade - Highest Possible Purity - 35 oz. nt. wt.
Popularity score:
23
< $50
Kershaw Cryo Folding Knife (1555TI); 2.75” 8Cr13MoV Steel Blade, Stainless Steel Handle, Titanium Carbo-Nitride Coating, SpeedSafe Assisted Open, Frame Lock, 4-Position Deep-Carry Pocketclip; 4.1 OZ
Popularity score:
22
< $50
PHARMEX 1-78G Permanent Paper Label,"for Rectal USE", 1 9/16" x 3/8", Blue (500 per Roll, 2 Rolls per Box)
Popularity score:
22
< $50
Wagner Spraytech 0503008 HT1000 Heat Gun, 2 Temp Settings 750ᵒF & 1000ᵒF, soften paint, caulking, adhesive, putty for removal, shrink wrap, bend plastic pipes, and loosen rusted nuts or bolts
Popularity score:
22
< $50
3M 8511 Respirator, N95, Cool Flow Valve (10-Pack)
Popularity score:
22
KA-BAR Full Size US Marine Corps Fighting Knife, Straight
Popularity score:
22
$50 - $100
Klein Tools NCVT-2 Non Contact Voltage Tester, Dual Range Pen Voltage Detector for Standard and Low Voltage with 3 m Drop Protection, yellow and red
Popularity score:
22
< $50
Smooth-On XTC-3D High Performance 3D Print Coating - 24oz. Unit
Popularity score:
21
< $50
Ontel SpeedOut Damaged Screw Extractor & Bolt Extractor Set
Popularity score:
21
< $25
uxcell a13112600ux0340 Computer Case Power Supply Reset HDD Button Switch
Popularity score:
21
< $25
Comgrow Creality Ender 3 3D Printer Aluminum DIY with Resume Print 220x220x250mm
Popularity score:
21
$200 - $300
Cobra Products 00412BL Zip-It Drain Cleaning Tool
Popularity score:
21
< $25
Bundle Includes Soldering Station and CHP170 Cutter
Popularity score:
20
$100 - $200
Vastar Soldering Iron Kit, Full Set 60W 110V Soldering Welding Iron Kit - Adjustable Temperature, 5pcs Different Tips, Desoldering Pump, Stand, Anti-static Tweezers and Additional Solder Tube
Popularity score:
19
< $50
3M 3M-7193 Grey P95 Respirator, Half Face, Disposable, Spray Painting, Pesticides, Construction, 53P71, Large Size
Popularity score:
19
![Gerber EAB Lite Pocket Knife [31-000345],White](https://m.media-amazon.com/images/I/21vtvdZ6B3L.jpg)
Gerber EAB Lite Pocket Knife [31-000345],White
Popularity score:
19
< $50
Littelfuse FHA200BP ATO Add-A-Circuit Kit
Popularity score:
19
< $50
Bernzomatic TS8000 - High Intensity Trigger Start Torch
Popularity score:
19
< $50
Engineer SS-02 Solder Sucker
Popularity score:
18
< $50
Blazer GT8000 Big Shot Butane Torch
Popularity score:
18
$50 - $100
Musou Digital Optical Coax to Analog RCA Audio Converter Adapter with Fiber Cable
Popularity score:
18
< $50
Sonic Wave CD-2800 Ultrasonic Jewelry & Eyeglass Cleaner (White/Gray)(package may vary)
Popularity score:
18
< $50
Micca OriGen High Resolution USB DAC and Preamplifier - 24-Bit/192kHz PCM and 64x DSD
Popularity score:
18
Cutters - Xuron Micro-Shear Flush 410
Popularity score:
18
< $25
USB Meter, DROK Digital Multimeter USB 2.0, Multifunctional Electrical Tester, Capacity Voltage, Current Power Meter Detector Reader with Dual USB Ports, LED Display, 7 Modes
Popularity score:
18
< $25
Accu-Measure Body Fat Caliper
Popularity score:
18
< $25
AstroAI Digital Multimeter with Ohm Volt Amp and Diode Voltage Tester Meter (Dual Fused for Anti-Burn)
Popularity score:
17
< $50
Accell Powersquid Flexible Power Strip - 5 Outlets, 3-Foot Cord, UL Listed - Grounded Extension Cord Outlet Multiplier
Popularity score:
17
< $50
Inkbird ITC308 Freezer Thermostat Heating Cooling Plug Temperature Controller Outlet 110V 1200W Digital Temp Control for Greenhouse Heater Cooler Reptile Brewing Fermentation Kegerator Probe
Popularity score:
17
< $50
WEN 2305 Rotary Tool Kit with Flex Shaft
Popularity score:
17
< $50
Anbes Soldering Iron Kit Electronics, 60W Adjustable Temperature Welding Tool, 5pcs Soldering Tips, Desoldering Pump, Soldering Iron Stand, Tweezers
Popularity score:
17
< $50
Plano Molding 5231 Double Cover Stow N Go Organizer, Porsche Red
Popularity score:
17
< $50
3M(TM) Half Facepiece Respirator Assembly 6291/07002(AAD), Medium, with 3M(TM) Particulate Filters 2091/07000(AAD), P100
Popularity score:
17
5 Gram Pack of 50 "Dry & Dry" Premium Pure & Safe Silica Gel Packets Desiccant Dehumidifiers - Rechargeable Paper(FDA Compliant)
Popularity score:
17
< $50
ClearArmor 141001 Shooters Hearing Protection Safety Ear Muffs Folding-Padded Head Band Ear Cups, Black
Popularity score:
17
< $50
2 inch by 2 inch Double Sided Micro-Mesh Soft Touch Sanding Pads Ideal for Pen and Bottle Stopper Polishing. Perfect For Cycle Sanding Acrylic Materials with CA Glue Finish
Popularity score:
17
< $50
Monoprice Hook & Loop Fastening Tape 5 Yard/roll, 0.75-inch - Black (105828)
Popularity score:
17
< $25
Ontario Knife OKC Rat Ii Sp-Black Folding Knife, 7Inches
Popularity score:
17
< $50
Sugru Moldable Glue - Original Formula - All-Purpose Adhesive, Advanced Silicone Technology - Holds up to 2 kg - Black & White 8-Pack
Popularity score:
17
< $50
PEI (Polyetherimide) Sheet, Opaque Off-White, Standard Tolerance, ASTM D5205 PEI0113
Popularity score:
17
Xuron - Xuron - 170-II Micro-Shear Flush Cutter - 170-II
Popularity score:
16
< $25
FIBARO RGBW Controller Z-Wave LED Strips Regulator, FGRGBWM-441, doesn't work with HomeKit
Popularity score:
16
< $50
BBQbuy Mini Jet Pencil Flame 503 Torch Butane Gas Fuel Welding Soldering Lighter
Popularity score:
16
< $50
Kershaw Select Fire (1920); Multifunction Pocketknife with 3.4-Inch 8Cr13MoV Stainless Steel Blade, Black Glass-Filled Nylon Handle, 1/4-Inch Hex Drive, 2 Flathead Bits and 2 Crosshead Bits; 5 oz.
Popularity score:
16
< $50
Soda Bottle Preforms and Caps (30/pk)
Popularity score:
16
< $50
Leviton 1403 Two Outlet Socket Adapter, Black
Popularity score:
16
< $25
Etekcity Short Power Extension Cord, Small Extension Cord 1 foot, 3 Prong, Outlet Saver, Plug Extender 16AWG/13A, UL Listed(10 Pack, Black)
Popularity score:
16
< $50
HDE RJ45 RJ11 RJ12 Cat5 Cat6 UTP Network Cable Tester for LAN Phone Wire Test Tool
Popularity score:
16
< $25
IRWIN Bolt Extractor Set, 5-Piece (394001)
Popularity score:
15
< $50
MG Chemicals 824-1L 99.9% Isopropyl Alcohol Liquid Cleaner, Clear , 945 mL (1 US Quart)
Popularity score:
15
EX ELECTRONIX EXPRESS Variable Transformer, 300 VAC Max, 0-130V Output, 3 Amp
Popularity score:
15
$50 - $100
3D Print Removal Tool
Popularity score:
15
Howard Leight by Honeywell Sync Stereo MP3 Earmuff (1030110), Black
Popularity score:
15
< $50
Uvex Stealth OTG Safety Goggles with Anti-Fog/Anti-Scratch Coating (S3970DF ) - 19369, Navy Body, Clear Lens
Popularity score:
15
Jellas Pocket Size pH Meter Digital Water Quality Tester for Household Drinking Water, Swimming Pools, Aquariums, Hydroponics, pH Measurement for 0-14.0 pH, ± 0.1 Accuracy, 0.1 Resolution.(Yellow)
Popularity score:
15
< $50
Kershaw Blur S30V Folding Pocket Knife (1670S30V); 3.4” S30V Blade with Stonewashed Finish and Anodized Aluminum Handle with Trac-Tec Inserts, SpeedSafe Assisted Opening, Reversible Pocketclip; 4 OZ
Popularity score:
15
$50 - $100
Stahl Tools SSVT Variable Temperature Soldering Station
Popularity score:
15
< $50
Israeli Bandage Battle Dressing First Aid Compression Bandage, 6 Inch
Popularity score:
15
< $25
RG6 Cable Clip, White (100 pieces per bag)
Popularity score:
15
< $25
Hobbico HCAR0776 Soldering Iron
Popularity score:
15
REPEL Plant-Based Lemon Eucalyptus Insect Repellent, Pump Spray, 4-Ounce
Popularity score:
15
< $25
Etekcity Digital Multimeter Battery Tester with hFE
Popularity score:
15
Loctite Ultra Gel Control Super Glue, 4-Gram Bottle, Clear, Model:1363589
Popularity score:
15
< $25
Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A 1100W
Popularity score:
15
< $50
ECG J-045-DS Electric Corded De-Soldering Iron, 420 Degree C Tip Temperature, 45W
Popularity score:
15
< $50
MG Chemicals 422B Silicone Modified Conformal Coating, 55 ml Bottle
Popularity score:
15
< $50
TOPGREENER TU2154A-W High Speed USB Charger Outlet, USB Wall Charger, Electrical Outlet with USB, 15A TR Receptacle, Screwless Wall Plate, for iPhone X, iPhone 8 / 8 Plus, Samsung Galaxy and more, TU2154A, White
Popularity score:
15
< $50
bayite DC 6.5-100V 0-100A LCD Display Digital Current Voltage Power Energy Meter Multimeter Ammeter Voltmeter with 100A Current Shunt
Popularity score:
14
< $50
OSOYOO 3D Printer Kit with RAMPS 1.4 Controller + Mega 2560 board + 5pcs A4988 Stepper Motor Driver with Heatsink + LCD 12864 Graphic Smart Display Controller with Adapter For Arduino RepRap
Popularity score:
14
< $50
Micro Swiss All Metal Hotend with Slotted Cooling Block for Wanhao i3 w/.4mm Nozzle
Popularity score:
14
< $50
CMS Magnetics 4" x 6" Green Magnetic Viewing Film, See Magnetic Field with This Magic Film to Learn Magnetism. Applicable for All Kinds of Magnets Including Neodymium Magnets, Lots of Fun!
Popularity score:
14
< $25
Gardner Bender 07315001126 LTB-400 Liquid Electrical Tape, Easy-on, Waterproof, Indoor/Outdoor Use, 4 Oz. Jar, Black, Bottle
Popularity score:
14
< $25
Fluke Networks 26000900 Pro3000 Tone Generator and Probe Kit with SmartTone Technology
Popularity score:
14
$50 - $100
Spyderco Tenacious 7.77" Value Folding Knife with 3.39" Stainless Steel Blade and Durable Non-Slip G-10 Handle - PlainEdge - C122GP
Popularity score:
14
$50 - $100
Buck Knives 0110BRS 110 Famous Folding Hunter Knife with Genuine Leather Sheath
Popularity score:
14
< $50
Lerway 110V All-Purpose STC-1000 Dual Stage Digital Temperature Controller Thermostat with Sensor
Popularity score:
14
AGPtek Digital All-purpose Temperature Controller STC-1000 w/Sensor
Popularity score:
14
< $50
Fluke 1AC-A1-II VoltAlert Non-Contact Voltage Tester
Popularity score:
14
< $50
FlashForge 3D Printer Creator Pro, Metal Frame Structure, Acrylic Covers, Optimized Build Platform, Dual Extruder W/2 Spools, Works with ABS and PLA
Popularity score:
14
$700 - $800
Magna Cart Personal 150 lb Capacity Aluminum Folding Hand Truck (Black/Red)
Popularity score:
14
< $50
Silk Gold PLA Filament 1.75mm 3D Printer Filament 1 KG 2.2 LBS Spool 3D Printing Material CC3D Shine Silky Shiny Metallic Metal PLA Filament
Popularity score:
14
< $50
HATCHBOX 3D Printer Filament, Dimensional Accuracy +/- 0.03mm, 1.75 mm, 1 kg Spool, Wood
Popularity score:
14
< $50
Ketostix Reagent Strips, 100-Count Box
Popularity score:
14
< $50
Leviton T5632-W 15-Amp USB Charger/Tamper Resistant Duplex Receptacle, White, 1-Pack
Popularity score:
13
< $50
Morakniv Wood Carving 120 Knife with Laminated Steel Blade, 2.4-Inch
Popularity score:
13
< $50
WorkTunes Connect Hearing Protector with Bluetooth Technology, Headphones
Popularity score:
13
< $50
Kano Aerokroil Penetrating Oil, 10 oz. aerosol (AEROKROIL)
Popularity score:
13
< $50
First Alert WT1 Drinking Water Test Kit
Popularity score:
13
< $50
Victorinox Swiss Army Classic SD Pocket Knife, Red
Popularity score:
13
< $50
Etekcity Upgraded Wireless Remote Control Electrical Outlet Switch for Lights and Household Appliances, Up to 100 ft, FCC Certified, ETL Listed, White (Learning Code)
Popularity score:
13
< $50
Bahco 396-LAP Laplander Folding Saw, 7-1/2 -Inch Blade, 7 TPI
Popularity score:
13
< $50
NoCry Cut Resistant Gloves - Ambidextrous, Food Grade, High Performance Level 5 Protection. Size Medium, Complimentary Ebook Included
Popularity score:
13
< $50
Whetstone Cutlery 20-10960 Knife Sharpening Stone-Dual Sided 400/1000 Grit Water Stone-Sharpener and Polishing Tool for Kitchen, Hunting and Pocket Knives or Blades by Whetstone
Popularity score:
13
< $50
QIDI Technology Dual Extruder Desktop 3D Printer QIDI TECH I, Fully Metal Frame Structure,W/2 Free Filament
Popularity score:
13
$500 - $600
X-Tronic Model #3020-XTS Digital Display Soldering Iron Station - 10 Minute Sleep Function, Auto Cool Down, C/F Switch, Ergonomic Soldering Iron, Solder Holder, Brass Tip Cleaner with Cleaning Flux
Popularity score:
13
$50 - $100
Digital Optical Coax to Analog R/L audio converter
Popularity score:
13
< $50
Break-Free CLP-4 Cleaner Lubricant Preservative Squeeze Bottle (4 -Fluid Ounce)
Popularity score:
13
< $25