Simplify the following text for a Grade 12 native English-speaking person.
Original: Strength is considered in terms of compressive strength , tensile strength , and shear strength , namely the limit states of compressive stress , tensile stress and shear stress , respectively .
Simplified: Strength is considered in terms of compressive strength , tensile strength , and shear strength , namely the limit states of compressive stress , tensile stress and shear stress are looked at .