- Riboflavin
- Ascorbic Acid
- Retinol
- Thiamin
- Ammonia
- Nitrous oxide
- Freon
- CO2
- Thyroid gland
- Pituitary gland
- Adrenal gland
- Pineal gland
- Ascorbic Acid
- Acitic Acid
- Citric Acid
- Lysozyme
- Thyroid gland
- Pituitary gland
- Adrenal gland
- Pineal gland
- Carbon Dioxide
- Methane
- Ethene
- Carbon Monoxide
- Arthur Schimit
- Alfered Nobel
- Skaats Wheeler
- None of these
- Charles Law
- Boyles Law
- Grams Law
- Dalton’s Law