Defective refers to a product or service's overall failure to satisfy a specified requirement. A product or service is considered defective if it exhibits one or more defects.

PPM Defectives - A Measure To Understand Quality In Defective Elements
PPM defectives is a measure of quality that consists of counting the number of defective parts per million shipped. This is a popular way to measure quality in the manufacturing industry.
PPM defectives is a way to make sure that a company is shipping quality products. By counting the number of defective parts per million shipped, a company can track its progress and ensure that it is meeting quality standards.
This is a helpful measure of quality because it takes into account the number of parts shipped. This is important because a company may have a high number of defective parts, but if it ships a small number of parts overall, the PPM will be low. It is a good way to track quality over time. By monitoring the number of defective parts per million shipped, a company can identify trends and take action to improve quality.

One PPM defect is defined as a defect occurrence out of one million. It is a value that represents the part of a whole number in units of 1/1000000.

This metric is important because it can help to identify potential quality problems early on. By keeping track of the percentage of defective levels, we can see if the level of defects is increasing over time. There are a few different ways to calculate the percentage defective level. One common method is to take the number of defective items and divide it by the total number of items produced or provided.
So, if there are 100 defective items out of 1,000, then the percentage defective level would be 10%. The percentage defective level is a valuable metric for quality control.