Self-tutoring about fastening materials: the tutor continues about hot glue. The following is according to my understanding. I mention in my post from March 15 about using hot glue to pre-fasten pieces of cloth together for sewing. For such purpose, …
Self-tutoring about methods and materials of fastening: the tutor mentions hot glue. I mention in my post from February 10 that I am constructing a heavy bag. It’s ready to hang now; perhaps improvements will arise afterwards. One thing I’ve …
Self-tutoring about fabrics used in outdoor scenarios: the tutor explores some classifications. The following is according to my understanding. Lately I’ve been using “hardware” fabric from a leftover roll. It’s thin, lies flat, and is fairly rough to the touch. …
Self-tutoring about everyday materials and how to work with them: the tutor mentions a situation he faced yesterday. I recently went through my belts to assess which ones weren’t fit for purpose anymore. Some, the finish was cracking around well-used …
Self-tutoring about materials: the tutor investigates the oily deposit on an old rubber mat. In a closet yesterday, while doing some general searching, I encountered an old bath mat not used for decades. It’s the kind with suction cups on …
Self-tutoring about materials and their properties: the tutor looks into stainless steel’s resistance to corrosion. Apparently, it’s the addition of chromium that makes stainless steel resistance to rust. With enough added (between around ten and thirty percent), it can form …
Materials: what makes stainless steel stainless? Read more »
Self-tutoring about wood strength: the tutor mentions lilac. After the lilac bloomed, I pruned it – that was some weeks ago. Last evening I was processing the prunings. Among them was a central trunk I’d removed, which might have been …
Self-tutoring about materials: the tutor mentions one he loves: paper bags. I like getting my groceries in paper bags, because I use them afterwards for other things. Plus, paper isn’t a danger to the environment (to my knowledge). One after-use …
Self-tutoring about materials: the tutor looks at sticky tape. The sticky coating on tape (the adhesive) consists of long chains of molecules that don’t like to change shape, but can. When you press the tape down onto a surface, you’re …
Self-tutoring about materials: the tutor mentions what is added to paper to make it glossy. Clay minerals, and potentially ground limestone as well, are coated onto paper to make it glossy. They are bound to the paper with organic molecules. …