50303
Heated above , amber decomposes , yielding an " oil of amber " , and leaves a black residue which is known as " amber colophony " , or " amber pitch " ; when dissolved in oil of turpentine or in linseed oil this forms " amber varnish " or " amber lac " .
 linseed oil
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 linseed oil