We Tried 10 Popular Coffee Brands To Find Out Which Works Best For An Espresso Machine

Does espresso pack a bigger punch per sip than its plain coffee cousin? A standard espresso shot has about 63 mg of caffeine, but it can vary by brand—Starbucks has 75 mg per shot. Espresso packs more ...

Crack cocaine, commonly known simply as crack, and also known as rock, is a free base form of the stimulant cocaine that can be smoked. Crack offers a short, intense high to smokers.

What is the difference between crack and cocaine? American Addiction Centers explores the form, use, and side effects of cocaine and crack cocaine.

Crack gets its name from the crackling sound it makes as it’s processed or cooked. Crack looks like small brown rocks. People use crack cocaine by heating it in a glass pipe or adding it to marijuana or tobacco. Crack cocaine highs last about 15 minutes.

When crack is smoked, it reaches your brain almost immediately, causing a brief but very intense high. Its fast effects, followed by a severe crash, make people more likely to use it again quickly—meaning its addiction risk is even higher than that of powdered cocaine.

Crack cocaine is a highly addictive stimulant made by processing powdered cocaine with baking soda or ammonia. Crack appears as small, off-white, or yellowish rocks, delivering a rapid and intense high.

Crack is a highly addictive form of cocaine that produces a powerful high. Crack is cheaper than cocaine but is believed to be even more addictive.