What is the compound in meth that deteriorates the flesh an skin

What are your thoughts on nonhuman trials? do you feel that testing should be done on animals? what are the advantages and disadvantages with nonhuman trails?

How can we use food appropriately? to prevent food , it is important that you also avoid .

Sarah is determined to accomplish her goal of getting a 4.0 gpa while maintaining her academic integrity she completes her homework on her own and does not copy work from others what is this a example of? a. universal values b. group-specific values c. aesthetic values d. moral values