Yes you can, it happened to me a few times when I used heroin it was not a good thing to wake up or snap back into reality after blacking out, it wasn't fun either, Never ever do any kind of drug that is bad for you, only do the drugs that the doctor prescribes and you'll be just fine.
Black heroin
That can kill you on the first use don't do it
The number of uses someone can get out of a gram of black tar heroin varies widely based on factors such as tolerance, frequency of use, and individual physiology. However, a gram of black tar heroin is typically considered to provide multiple doses, especially for those who are not heavy users. It is important to note that heroin use is illegal and dangerous, and seeking help for addiction is crucial.
heroin
Heroin lots and lots of black tar heroin.
of course can a must deeper black out.
You test positive for morphine after you use heroin
if your refering to heroin then there are multiple ways. the easiest i found is taking a light bulb and hollowing it out then cleaning it out with salt. once done you can place the black tar heroin in side it. i prefer a candle for this next part but you can use a ligher. place the flame under the black tar heroin then slowly turn the light bulb until smoke biulds up. you do not want to much smoke in it as you could OD. you turn the bulb to prevent the black tar heroin from burning. all you want to do is vaporize it.
Black tar heroin appears black or dark brown under a black light due to its composition, which does not typically fluoresce or emit light under ultraviolet light.
Yes, when heroin is smoked on tin foil, it can leave black lines or trails as it melts and burns. This is a common method of smoking heroin known as "chasing the dragon."
Depends on the kind of Heroin. If you are in the UK/Europe then yes, in order to inject the Heroin that is available there it must be mixed with an acid, such as lemon juice, vitamin c, or vinegar. Also, acetic acid which is a purified form of vinegar, is used in manufacturing black tar heroin, and black tar heroin in trun smells of vinegar.
No. Raw opium is a yellowish, amber color (see link below). Once converted into heroin it's white. There is a form of heroin called black tar opium and it is black