Pottery e cinzel: o que têm em comum

1. Passo 1. Pottery — utiliza — Kiln. Firing in a kiln makes clay strong.
2. Passo 2. Kiln — é utilizado em — Tijolo. Fired brick is stronger than mud brick.
3. Passo 3. Tijolo — é material para — Metro. The vaults of the first tunnels are brick.
4. Passo 4. Metro — utiliza — Tunnel. Tunnels.
5. Passo 5. Tunnel — utiliza — Cinzel. Hezekiah’s Tunnel was cut by hand with chisels.

Abrir Evothings