πŸ“Ί わかめ ぷらす
School Hub / わかめ ぷらす● Active

Compact Discs, Mozzarella Cheese, Pantyhose, and Fluorescent Tubes

HBO MaxζŠ•η¨Ώζ—₯: ζŠ•η¨Ώζ—₯不明
Explore how compact discs and florescent light bulbs are manufactured. Also, discover how mozzarella cheese is mass-produced and how pantyhose is made.

γ‚³γƒ‘γƒ³γƒˆ θͺ­γΏθΎΌγΏδΈ­β€¦

γ‚³γƒ‘γƒ³γƒˆγ‚’θͺ­γΏθΎΌγ‚“でいます…