1st rule in cooking          :  do not cross-contaminate cooking utensils
1st rule in alchemy         :  do not cross-contaminate Alchemist equipment
1st rule in Kusuri's book :  do not cross-contaminate between kitchen and Alchemy equipment
2nd rule in Kusuri's book: in case cross-contamination happens, be prepare for anything

 Attack #7 for https://artfight.net/~Jinsei ( Jinsei ) featuring their character Kusuri