: Adjectis synonymis et veteribus et recentioribus ac novissimarum analysium chemicarum summis. Systematis mineralium naturalis prodromus. OCLC 995480390. ^ a bAmorphous or "plastic" sulfur is made by fast cooling of molten sulfur—such as, by pouring it into cold h2o. X-ray crystallography research clearly show the amorphous kind might have a