It was used till the 1960s. Hope i helped.
I believe you are referring to Nucleic acids.
Stabilizing a LEG, once it is broken, by using 2 boards extending from the upper thigh to the bottom of the foot is a proper way to help an injured victim in the field.
Answer:
Probably Yes
Explanation:
It's being moved so the other particles are most likely being lost so i would say, yes
