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.
Why do I only Get 5 Minutes of hot water. For all types of water heaters a common cause is a bad dip tube. The dip tube is on the cold side of the water heater it drops down to the lower part of the water heater, pushing the cold water to the bottom and pushing the hot water out.