The first inequality means that the distance between x and c is greater than 0 and that x â  c, while the second indicates that x is within distance Î´ of c. Note that the above definition of a limit is true even if f(c) â  L. Indeed, the function f need not even be defined at c.
Once inside a hot water heater, however, Legionella bacteria multiplies and is conveyed through the household plumbing, where it may be inhaled in the aerosol mist that accompanies showering, bathing or even washing dishes in a sink. Very young children and elderly people are particularly at risk.
The smell can originate from hydrogen sulfide gas in softened water and can be from a number of sources. However, due to the smell being from the hot water, it is likely in your hot water heater. The sulfur smell in hot water heaters typically originates because of two reasons: