1 Collagen is most commonly found within the body in the skin, bones and connective tissues. 2  The word collagen is derived from the Greek kolla, meaning glue.  Collagen gives the skin its strength and structure, and also plays a role in the replacement of dead skin cells.
sieve A sieve is a mesh strainer used to separate lumps and clumps from the fine material. Sieves are handy for everything from sifting flour to prospecting for gold â anything where you need to separate the big from the small. If youâre an archaeologist, you've probably used various sorts of sifters and shakers to sieve through the soil to recover even the tiniest artifacts.
tablespoon (Tbs, tbsp), a household spoon that may be used to measure a dose of liquid medicine, equivalent to about 4 fluid drams or Â½ fluid ounce or 15 mL.(1) A spoon that holds Â±15 ml.ablespoon (Tbs, tbsp), a household spoon that may be used to measure a dose of liquid medicine, equivalent to about 4 fluid drams or Â½ fluid ounce or 15 mL.