Abbreviation or prefix (abbr.) brevis-short unit symbol for gram is: g. How many grams of gold are in 1 ounce (troy)? The answer is: The change of 1 oz t (ounce (troy)) unit of a gold amount equals = to 31.10 g (gram) as the equivalent measure for the same gold type.
Congestion is as inevitable during cold weather as rain and snow. Cold air can cause chest and nasal congestion by increasing and thickening mucus, irritating nasal tissue and even triggering allergic reactions. But while you may not be able to avoid the cold weather, you can often treat the symptoms of congestion.
If you have a cold, mucus can block these passages and it can hurt in that area too. These ideas donât just apply to scuba diving and swimming in pools. When you fly in a plane, the air pressure decreases. I am sure you can feel this in your ears.