A 21. decantation 22. filtering 23. sieving 24. using magnet 25. picking
B a. used when components are big enough to be seen and picked up by hands or forceps b. used in separating mixtures of metals and nonmetals c. a method in which two or more components of different sizes separated from a mixture d. used in separating solid and liquid components of a mixture e. technique used to separate a less-dense substance from a dense One