Traditional IRA Withdrawal Rules With a Traditional, Rollover, SEP, or SIMPLE IRA, you make contributions on a pre-tax basis (if your income is under a certain level) and pay no taxes until you withdraw money. IRA withdrawal rules and penalty details vary depending on your age.
LPG (propane) smells because an odourant - Ethyl Mercaptan - is added to the gas to make it easier to detect a leak. In their natural state, LPG (Propane and Butane) and Natural Gas (Methane) are all odourless gases. The distinctive smell that people associate with these gases is actually added to them as a safety measure.
What does propane and butane gas smell like? Propane and butane gas are odourless, just like natural gas. In order to detect any leaks, a strong, bad-smelling substance is added to the gas. The odour that you smell when there is a leak is comparable to rotten eggs. Back to overview.