What Are Those Itchy Scabs On The Back Of My Catâs Neck, Top Of Her Head And Tail? CatChannel veterinary expert, Arnold Plotnick, DVM, discusses the possible causes and cures for itchy skin in cats.
The Borg Rating of Perceived Exertion (RPE) is a way of measuring physical activity intensity levels. Perceived exertion is how hard you feel like your body is working.
What is an STC Rating? STC stands for Sound Transmission Class. Basically, STC ratings are an established way to average how much sound is stopped by something. STC ratings are used for windows, doors, walls and most building materials. For windows, STC ratings range from 18 to 38. STC ratings are the ONLY way to accurately compare various noise reduction products. An STC rating is an instrument measurement of how much noise is stopped. The STC ratings allow accurate âapple to appleâ comparisons. The STC rating is the average amount of noise stopped at 18 different frequencies, measured in decibels.