Most pertroleum based oils do not encourage mold or mildew when used in indoor settings. When this does occur it is often the result of contamination which is averted primarily by keeping surfaces clean via a light washing with a mild soap (that won't remove the oil) and a thorough drying. However the use of mineral oil for the preservation of tool handles is unknown with respect to endurance of non-growth matters. Linseed oil is often used for tool handles but commonly available types contain toxic by-products. True "boiled" linseed oil overcomes this effect but is not readily available.
Mineral oil is not known to attract bugs or rodents. In fact, it is often used as a pest deterrent because its greasy texture can hinder the movement of insects and other pests. However, while it may not attract them, it is not explicitly considered a repellent either. Overall, it’s generally safe to use around areas where you want to minimize pest activity.
It is recommended to use white bread for growing mold experiments, as it tends to show mold growth more prominently and quickly compared to whole wheat or other types of bread.
Heavy mineral oil is a more viscous substance, light mineral oil is less viscous. Therapeutically, Light Mineral Oil is used as an emollient for the skin, while Heavy Mineral Oil is used as a Cathartic/Laxative for the bowel.
Another name for mineral oil is liquid paraffin.
Gold is a mineral, whereas mineral oil is a liquid mixture of hydrocarbons extracted from the earth. Gold is valued for its beauty and rarity, while mineral oil is commonly used in cosmetic and industrial applications.