Description
1. Do not place in sunlight or high temperature environment. Oil pastels tend to soften at high temperatures.
2. Do not put it to flammable items.
3. Do not let children swallow, remember to wash hands after painting. Oil pastels are composed of non-drying oils, pigments, calcium carbonate and soft wax. Has excellent softness and strong stickiness. Oil pastel has been introduced into China. Because of its convenience and ease of use and outstanding performance, oil pastel has become the main material for children’s painting, but at the same time, there are many kinds of oil pastels on the market, and the quality varies, which brings a lot of inconvenience to consumers’ purchase. With the continuous expansion of demand, the production of similar products is increasing day by day. Some of the inferior products can be recognized at a glance from their rough appearance, while others have a good color and luster when used, and it is difficult to distinguish the quality from the appearance. It is a harmful substance that exceeds the standard. Experiments have shown that oil stick paint and rolling paper contain arsenic (As), barium (Ba), lead (Pb), (Hg) and other elements. If the above substances exceed the standard, children will cause chronic poisoning.
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