Steel is the most common material for spring washers due to its ease of process and its high tensile strength. Chrome vandium alloy is a higher quality steel with a good through-hardening capability; it is used to make very thick spring washers.
How to Prevent Swimmerâs Itch. Thereâs no cure-all to eliminate swimmerâs itch. The negative symptoms are, ironically, a problem of our own immune systemâs making, and short of abstaining from swimming altogether, thereâs a risk of getting swimmerâs itch in a Northern Michigan lake.
For example, some swimmers report having an itchy, runny nose, that causes sneezing. Those who report having a chlorine sensitivity may also be more prone to rashes after swimming in chlorinated pools. The term chlorine sensitivity is often used interchangeably with the term chlorine allergy..