________ is an adulterant that is most likely to be found in peas, capsicum and lettuce.
Fast green
Fast green is a green dye used in optical microscopy to stain cellulose, cytoplasm etc. It is also used in peas, capsicum and lettuce to impart the characteristic vibrant green colour. Tartrazine is a chemical used to impart yellow colour. Carmoisine and erythrosine are chemicals that colour food with red.