phosphoric

"Phosphorus is a vital element found in DNA, a molecule crucial for all living things. "

"The documents pertaining to my car insurance claim are now all submitted. "

"The oxidation of iron causes rust to form on metal objects. "

"The scientist carefully examined the substance to determine its chemical composition. "

"My sister is very helpful, especially when it comes to organizing things. "

"The twins resemble each other."

"The box containing my old toys was stored in the attic. "

"The box contained old photographs. "

"The new math textbook's experimental section focuses on fractions. "

"The gardener used fertilizer to help the flowers in the garden grow bigger and stronger. "

"The scientist studied the effects of different types of soil on plant growth. "

"The match head has a phosphorous coating that helps it ignite when struck. "