Measuring a bicycle chain's pitch can be used to identify chain wear and flag the need for a replacement chain and/or cogs and chainrings. Bicycle Chains: Length, Width, What's Best to Buy etc.
Daith piercing. A Daith piercing (pronounced DÃ¤TH) is an ear piercing that passes through the ear's innermost cartilage fold, the crus of the helix. In most areas this piercing is pronounced day-th which can be compared to the word faith, which is nonstandard. The standard pronunciation is doth like goth.
An industrial piercing is many times referred to as a bar and is usually done in the ear lobe. Unlike a normal ear piercing, this kind of piercing uses a scaffolding technique. Also known as a scaffold or construction piercing, an industrial piercing will have two holes that are connected by a piece of jewelry.