- When hydrogen burns in the air water is formed.
- The number Pi (the ratio of the circumference to the diameter of a circle) can't be expressed as a fraction, making it an irrational number. It never repeats and never ends when written as a decimal..
- Coconuts kill over 150 people each year (more than sharks).
- There are only 4 words in the English language which end in 'dous' (they are: hazardous, horrendous, stupendous and tremendous).
- The most popular snack food is potato chips.
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