- Start化学かがくchemistry
- Start物理ぶつりlaws of nature, physical laws
- Start実験じっけんexperiment, experimentation
- Start酸素さんそoxygen (O)
- Start酸化さんかoxidation, oxidization
- Start酸性さんせいacidity
- Start物質ぶっしつmaterial, substance
- Start材料ざいりょうmaterials, ingredients
- Start金属きんぞくmetal
- Start鉄てつiron (Fe)
- Start石炭せきたんcoal
- Start石油せきゆoil, petroleum
- Start油あぶらoil
- Start脂あぶらfat, tallow, lard
- Start脂肪しぼうfat, grease, blubber
- Start粉こなflour, meal, powder
- Start綿めんcotton
- Start綿わたcotton plant (Gossypium spp.)
- Start布ぬのcloth, fabric, material
- Start革かわleather
- Start皮かわskin, hide, pelt
- Start灰はいash, ashes
- Start泥どろmud, (wet) dirt
- Start宇宙うちゅうuniverse, cosmos, space