Although it has been claimed that its use is not dangerous, its users do not agree, and thus in France, Holland and Germany the companies which make this material are obliged to take it back after it is used.
Aunque se afirma que su uso no es peligroso, los usuarios no piensan lo mismo y, así, en Francia, Holanda o Alemania las empresas fabricantes de este material están obligadas a retirar el producto ya utilizado.