I found an old gramophone in my attic.

This company produces pharmaceutical grade medications.

My granddad loves telling stories about his childhood.

Gram staining is a laboratory technique used to differentiate bacteria into two groups: Gram-positive and Gram-negative.

Gram-negative bacteria are resistant to certain antibiotics.

This antibiotic is effective against gram-positive bacteria.

The grand total of all the expenses came to $5000.

She studied hard to make the grade.

The meat was of low grade quality.

The restaurant received a low-grade review for its food.