a framework of ink whiteboard from nature created to produce ink whiteboard made from natural plants, use of chemicals, at least.If you use a pen whiteboard that can be made from natural substances and safety more so I thought it was a framework ink whiteboard from nature, and to improve the quality as well as the colors andWe are able to produce ink whiteboard from natural plants with a juice with alcohol, 3 types of plants is the ice-ball, red ink from the crate and vegetables, red and purple leaves her grandmother, green ink is a ratio of the plant 100 G:Alcohol 100 ml ink. In order to have a strong 2 steps to divide the plant, a 50 G 100 g. Step 1 the amount of each of these types of plants, and put small pieces of 50G beaker, then put alcohol in volume 100.leave it 24 hours of white cloth and then filter with some plants, and then bring the rest of the 50 grams of each type of filter, put the substance of each of these types of leave 24.1:3, 2:3 and 3:3
cc of ink from the trial's finger has no sediment residues can be used with dark red and sweet smelling, and write it in accordance with the purpose of the experiment and can be created by using their own. which is useful for teaching and learning
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