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tar and other toxic chemicals.
Yes, heroin tar can be hard and appear as black rocks. The texture and appearance of heroin tar can vary depending on its chemical composition and impurities present. It is typically sticky and tar-like, but can sometimes form into solid, rock-like chunks.
saccharin is made from coal tar.
The density of tar is lower.
Tar is a by product of refining crude oil, petrol will first soften, then given time, disolve the tar.
it is called tar
It seals off bacteria, air, and many other things that can cause organisms to decay. If the organism doesn't decay, it remains for... well, forever. As long as it doesn't leave the tar, however! :)
tar
its tar because of its sticky property
tar
Tar
The tar was too sticky to walk across. The tar stuck to my fingers as I tried to wiggle them. She knew she couldn't grasp it while it was covered with tar.
Tar ,
the sticky brown substance in a cigarette is tar.
Because in summer the sun shines brighter and it is the hotest season so the tar melts slightly and soon goes sticky.
"Tar" is a slang term for "sailor", coming from the days when ships were made of wood and needed to be treated periodically with tar in order to preserve them.
tar