dyeing method
General term for a method of dyeing textiles, fibers, or other materials.
This dyeing method is a traditional technique passed down since the Edo period.
staining technique
Used in biology and microscopy for techniques that stain cells, tissues, or microorganisms.
グラム染色法は細菌の分類に広く用いられています。
The Gram staining technique is widely used for classifying bacteria.