Nichrome and screw press: what they have in common

1. Step 1. Nichrome — is made of — Chromium. Chromium.
2. Step 2. Chromium — is material for — Stainless steel. At least 10.5% chromium.
3. Step 3. Stainless steel — is material for — Fountain pen. The nib of a modern fountain pen is stainless steel.
4. Step 4. Fountain pen — uses — Ink. Ink.
5. Step 5. Ink — is used in — Gutenberg printing press. An impression needs ink; Gutenberg used an oil-based one.
6. Step 6. Gutenberg printing press — has part — Screw press. Gutenberg adapted the screw press known from pressing grapes.

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