Provide enough wait-time for students to reflect when responding to inquiries. Provide emotionally supportive environments in the classroom encouraging reevaluation of conclusions. Prompt reviews of the learning situation, what is known, what is not yet known, and what has been learned.
Polyurethane is a fully reacted polymer in which every molecule bonds with another so it is chemically inert, which keeps it from oxidizing or leaching chemicals, theoretically extending tire life. Tires of the future?
What is a TPU Case? November 08, 2012. TPU (thermoplastic polyurethane) n. A hybrid material - a mixture between hard plastic and soft silicone. A very dense and smooth rubber, made to slide in and out of the pocket, without attracting lint. Bad ass and extremely durable. The primary material used to manufacture cellhelmet cases.