// discussing chemistry Duval: So: ionic, covalent, and ... Student: Low-risk government bonds.
// Ostrander was subbing 2nd period Phys Chem until Pham arrived. When Pham arrives: Pham: Alright guys. I go over chemical bonding today. Ostrander: Oh don't worry. I already taught them chemical bonding. When a chemical walks by another chemical, he goes, "Hey, that chemical is kind of cute," and they bond. That kind of chemical bonding?