The way I would put it is, chip fab processes use toxic and carcinogenic chemicals and waste that must be monitored, because historically they just let it leak

The way I would put it is, chip fab processes use toxic and carcinogenic chemicals and waste that must be monitored, because historically they just let it leak or dumped it and left Superfund sites in their wake. Probably not as bad as mining but it tends to happen in more populated areas … https://cleanair.camfil.us/2017/11/21/toxic-danger-silicon-valley-superfund-sites/ https://cleanair.camfil.us/2017/11/21/toxic-danger-silicon-v...