I started trying to eliminate bathroom plastic in my second year of university. Bamboo toothbrush, shampoo bar, the whole thing at once, driven by a documentary and a lot of optimism. Most of it didn't stick. The bamboo toothbrush is still going. The shampoo bar lasted two weeks before I gave up and went back to liquid because nobody had told me about soap base versus SCI base and I'd bought the wrong kind. The second attempt was more methodical. One swap at a time, starting with whatever generated the most plastic by volume. Shampoo and conditioner bottles were obviously first, two people in a small flat going through roughly a bottle each every three to four weeks. That's close to thirty bottles a year between us just for hair washing. I tried three bars before finding ones that worked. The earthling co was my first proper SCI based bar and it was a genuine improvement over my soap base disaster, but it dissolved faster than I expected. Hibar was more durable and consistent.…