北方人爱吃面食,诸如馒头、包子、面条,如果面粉有问题,做出来的食品肯定就有问题。这些污染(甲醛、苯)都是胶粘和溶解剂的问题所致,如果没有胶粘剂,就没有这些问题。而胶粘剂的制作如果离开甲醛、苯就难以生产。想根治污染,就要从基础化学工业问题入手,而不能仅限于现象问题的探讨 Northerners love to eat pasta, such as bread, buns, noodles, if there is a problem with the flour, there must be a problem with the food. These contaminants (formaldehyde, benzene) are all problems with glue and dissolving agents, which are not without them. The adhesive production if left formaldehyde, benzene is difficult to produce. If we want to eradicate pollution, we must start with basic chemical industry issues rather than confining the issue of phenomena