A professional typing on a laptop at a desk

Free Tools

Handy tools for a safer workplace

Quick, free reference tools built by DNA Workplace — work out alcohol units, or look up what a street name for a substance actually means.

Know Your Limits

Alcohol unit calculator

Drink

How many?

2.1units

of 14/week guideline 15%

≈ 2 hrs to leave your system

Estimate only — not a measure of fitness to drive.

Need testing, not just a calculator?

Speak to our team about workplace drug & alcohol testing programmes.

Request a quote

Know What You're Looking At

Drug street name finder

Type a slang or street name to see the actual substance, its UK legal class and category. Reference only — for workplace & testing context.

24 of 24 substances

Searching…

Cannabis Class B

Cannabinoid

Weed Grass Pot Skunk Bud Ganja Mary Jane

Cannabis Resin Class B

Cannabinoid

Hash Soap Bar Black

Synthetic Cannabinoids Class B

Cannabinoid (synthetic)

Spice Black Mamba K2 Clockwork Orange

Cocaine Class A

Stimulant

Coke Charlie Snow Blow Percy White

Crack Cocaine Class A

Stimulant

Crack Rock Stone Base

MDMA (Ecstasy) Class A

Stimulant / empathogen

Molly E Pills Mandy Disco Biscuits XTC

Amphetamine Class B

Stimulant

Speed Whizz Billy Sulph Uppers

Methamphetamine Class A

Stimulant

Crystal Meth Ice Tina Glass Crank

Mephedrone Class B

Stimulant (cathinone)

Meow Meow MCAT Drone Bubble

Heroin Class A

Opioid

Smack Brown Gear H Skag Horse

Methadone Class A

Opioid (substitution therapy)

Dollies Done

Oxycodone Class A

Opioid

Oxy Hillbilly Heroin OC

Fentanyl Class A

Opioid

Fenty China White Apache

Codeine (misuse) Class B

Opioid

Lean Purple Drank Sizzurp Dirty Sprite

Ketamine Class B

Dissociative

Special K K Ket Vitamin K

GHB / GBL Class C

Depressant

G Liquid Ecstasy Liquid X

Nitrous Oxide Class C

Dissociative / inhalant

Laughing Gas Hippy Crack NOS Balloons Whippets

Benzodiazepines Class C

Depressant

Benzos Vallies Blues Diazzies

Xanax (Alprazolam) Class C

Depressant

Xannies Bars Zannies

LSD Class A

Hallucinogen

Acid Tabs Trips Lucy Blotter

Psilocybin Mushrooms Class A (prepared)

Hallucinogen

Shrooms Magic Mushrooms Mushies Magics

DMT Class A

Hallucinogen

Dimitri Businessman's Trip

Anabolic Steroids Class C

Performance-enhancing

Roids Juice Pump

Poppers (Alkyl Nitrites) Class Restricted sale

Inhalant

Poppers Rush Liquid Gold TNT