Preparing a science project. Removal and burning with salt, ashes, vinegar and baking soda was done well by getting help and advice from teachers, consulting projects and many friends in the school's Athabasca Wattana SingSinghaseni. Ratchaburi province , where the organizers do thank you for this opportunity with thank professor Sarawut scholar R. Wong and Professor Ajith Chet joy for Monday advising our project to provide assistance and consulting. The preferred approach in the project. The problems in doing this science project.
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