Phosphate is an essential nutrient for plant growth.

Potassium is an essential mineral for maintaining proper heart and muscle function.

Before starting her new hobby, she purchased a primer to familiarize herself with the basic concepts and techniques.

Protons are one of the tiny particles that make up atoms.

This substance is soluble in water.

The substrate is placed in the container.

To solve this math problem, you need to subtract the second number from the first number.

The syllabus for this course is available online.

The missile followed a predictable trajectory.

Transparency is important in building trust.