Hadi Ammar May 21, 2020 5The Calcium Carbide And Water Experiment is just as same as the description.
Alan Wang May 19, 2020 5A very kind seller^ - ^, glad to work with Ningxia Tongji International Trade Co.,Ltd. .
Vinit P Barot May 15, 2020 5Calcium Carbide And Water Experiment is packaged so well,No damage.Good.
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