Sulfonamides and diesel engine: what they have in common

1. Step 1. Sulfonamides — works like — Antibiotic. The first mass-market antibacterial drugs were synthetic sulfonamides; penicillin was discovered earlier (1928) but went into production later.
2. Step 2. Antibiotic — uses — Fermentation. Penicillin is produced by fermentation.
3. Step 3. Fermentation — is used in — Ethanol. Alcohol is produced by fermentation.
4. Step 4. Ethanol — is material for — Biofuel. Bioethanol.
5. Step 5. Biofuel — is used in — Diesel engine. A diesel also runs on vegetable oil.

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