In sure u will do great and the answer will be right
Polylactic Acid is what it stands for
A solid will start to melt when it reaches its melting point. For example the melting point of Helium is -272° Celsius and the melting point of Carbon is 3500° Celsius . Helium has the lowest melting point and carbon has the highest melting point in the periodic table.
Aluminum nitrate I learned it in sience