The same thing applies as in the above. M.A, M.S. or masterâs of art or science are all incorrect. a doctorate in math. Doctorate degree is redundant; Ph.D. is incorrect style. note in both the bachelorâs and masterâs degrees, the first letters are lower case, and the possessive âsâ follows an apostrophe.
Fullerenes may be used for drug delivery systems drug delivery system: The process of giving a drug to a human or animal to achieve a therapeutic effect. in the body, in lubricants lubricant: A substance used to reduce the friction between two solid surfaces. and as catalysts.The tube fullerenes are called nanotubes.ullerenes may be used for drug delivery systems drug delivery system: The process of giving a drug to a human or animal to achieve a therapeutic effect. in the body, in lubricants lubricant: A substance used to reduce the friction between two solid surfaces. and as catalysts.
Industrial use of toluene as a solvent replacement for the more toxic benzene is increasing. In addition to the products mentioned above, toluene is commonly used in some printing operations, leather tanning, and chemical processes. Intentional inhalation of toluene makes it one of the most abused hydrocarbon solvents.