1. L

2. mL

3. G

4. Kg

5. °C

Explanation:

In most of the world, recipes use the metric system of units—litres (L) and millilitres (mL), grams (g) and kilograms (kg), and degrees Celsius (°C). The official spelling litre is used in most English-speaking nations; the notable exception is the United States where the spelling liter is preferred.

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