Answer:Both of these materials emit numerous volatile organic compounds (VOCs), many of them toxic. In addition to VOCs, the printing process generates nano particles which pose a respiratory hazard. More novel applications involve the printing of biological scaffolds used to generate organs and other structures.
Explanation:
Watching/looking out for the early syntoms.
This is false. because blood tiny cells the tubes and injection equipment must be cleaned and/or disposed of or you risk the patients results being contaminated.
Answer: you might see little block-like structures if you look at any type of cell, if it is a plant cell you were looking at, you would be able to see the cell wall.