[Q]: Which of the following solutions is better for the following goal:
To clean the bones of a specimen.

[A]: In a well ventilated area, place specimen in a box, cover with acetone and let sit for 12 hours.

[Q]: Which of the following solutions is better for the following goal:
wire

[A]: can be used to tie up cheese cloth for cheese making

[Q]: Which of the following solutions is better for the following goal:
Clean off dirty reclaimed wood.

[A]: Use an air compressor to blow the dirty reclaimed wood clean.

[Q]: Which of the following solutions is better for the following goal:
How do I make sure that the melamine doesn't swell up with moisture when making a concrete countertop mold?

[A]:
Spray spray adhesive on the exposed edges, then put down clear packing tape on it. Trim the excess packing tape with an exacto knife.