Science Project story. The acid from the fruit juice this experiment aims to test for levels of acid and corrosion ability by breaking down the process into two trials: part 1 study of the levels of acid. By applying lemon juice mixed with pineapple juice Lemon juice mixed with vinegar and pineapple juice mixed with vinegar to test for the level of acid that juice mixed with the acid, which is sorted in ascending order, and in episode 2 to learn about the capabilities in the corrosion of mixed juice in episode 1 by salt water leaching into the juice mix all 3, then after that take coins with a stain on the entire observation juices and 3 experimental results.
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