Blood ketones are primarily used to screen for, detect, and monitor a serious, sometimes life-threatening condition called diabetic ketoacidosis (DKA) in people with type 1 and sometimes type 2 diabetes.
Confidence votes 318K. Ribbed fabrics are any fabrics with a ribbed surface, especially corduroy. These fabrics are highly popular and can be sold at a variety of different stores including fabric organisations, John Lewis, Debenhams, Fabric-dreams.
The liner has five layers made of different kinds of materials: 1  The bottom layer next to the earth is made of at least two feet of clay that has been pounded until it is very compact. 2  Next is a layer of strong, flexible, very thick plastic, called high density polyethylene (HDPE).