Electricity is the manifestation of traveling currents. These currents however are unable to move unless one were to complete a "circuit" (Word you are looking for). If the circuit is not completed electricity doesn't travel.
Answer:
False, it is preferable to use disposable needles since AIDS is a permanent disease and that is spread through the contact of blood without ebargo, the needles can be sterilized in the following way since it is not feasible to clean them with chlorine for 10 to 15 seconds. It is advisable
The best way to do this is to "BOIL IT IN WATER FOR 15 MINUTES".
Other ways, such as burning the tip with a lighter or disinfecting with alcohol, iodine ... are very little recommended. The worst is to burn the tip of the needle with a lighter, because the soot tip gets dirty and then we will introduce it under the skin with the risk of infection.
30 years ago the needles and injection syringes were boiled with water with a small metal box. A flame with alcohol was used that burned and heated a little water until it was boiled.
Answer:
The relationship between stress and illness is complex. The susceptibility to stress varies from person to person. Among the factors that influenced the susceptibility to stress are genetic vulnerability, coping style, type of personality and social support. Not all stress has negative effect. Studies have shown that short-term stress boosted the immune system, but chronic stress has a significant effect on the immune system that ultimately manifest an illness.
There are obviously A LOT of them. Like how your brain is slowly deteriorating, which is scary and dangerous. I can't cover everything but I have a website link you could visit that talks about this subject
https://www.drugabuse.gov/publications/research-reports/heroin/what-are-long-term-effects-heroin-use
