Physical and psychological dependence, high-risk behaviour, and chronic high blood pressure can result from excessive use of

Physical and psychological dependence is high, and withdrawal symptoms include watery eyes, runny nose, loss of appetite, irritability, tremors, panic, abdominal cramps and diarrhea, nausea, chills, and sweating. Use of contaminated syringes/needles to inject drugs may result in serious blood borne infections such as HIV-AIDS and hepatitis.

a sequence is a function whose domain is the set of natural numbers.

natural numbers are all the negative and positive integers

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.