the water should go for chemical test and not only by using our eyes to differentiate it. many chemical agent could dissolves in hot water and hence, no obvious colour u can observe. for an undergraduate student, this is what i can comment, anyway...thx for sharing too~ ^^ ITS BETTER TO FOLLOW THE INSTRUCTION GIVEN. ^.^
are u sponsoring mcdo or coca?
FokBibi 1 month ago
the water should go for chemical test and not only by using our eyes to differentiate it. many chemical agent could dissolves in hot water and hence, no obvious colour u can observe. for an undergraduate student, this is what i can comment, anyway...thx for sharing too~ ^^ ITS BETTER TO FOLLOW THE INSTRUCTION GIVEN. ^.^
veeshane 4 months ago
phil wickam is awesome! :D
andraxoxoable 9 months ago
Thanks, at least you proved something. I got 1 also. Thinking to do test also, now no need.
karheng 9 months ago