{"href":"https://api.simplecast.com/oembed?url=https%3A%2F%2Frule-your-pool.simplecast.com%2Fepisodes%2Fppm-and-ppb-tuwMcj0A","width":444,"version":"1.0","type":"rich","title":"PPM and PPB","thumbnail_width":300,"thumbnail_url":"https://image.simplecastcdn.com/images/7e1fb0ad-27e6-4f4a-83c7-5e05d9d4c1d3/ec1841cc-4ae9-4086-8df2-1b0e5f2b6d9c/rule-your-pool-podcast-art-3000px.jpg","thumbnail_height":300,"provider_url":"https://simplecast.com","provider_name":"Simplecast","html":"<iframe src=\"https://player.simplecast.com/85d81f1e-c572-4e1d-ac53-7c838c1ab740\" height=\"200\" width=\"100%\" title=\"PPM and PPB\" frameborder=\"0\" scrolling=\"no\"></iframe>","height":200,"description":"Eric explains what parts-per-million (PPM) and parts-per-billion (PPB) mean. They are standard units of measurement for water chemistry, telling the density of a dissolved substance in water. And the measurement is rooted in the metric system."}