尿素の結晶の成長
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thumbs up if u saw the thumb nail pict and thought it was a bomb exploding !! XD
KRAYSLiCK999 1 month ago
Cooooool!
TheCliffy007 3 months ago
OMFG
Libra1997102 3 months ago
wow ... how did you make this ?
yaofengli 3 months ago
尿素は尿しないで体内で生成は何ですか？又は他の化合物？？
milk1563 11 months ago
this really is urea eh...wow...
kouryukagami 1 year ago