facility_chemical_id,facility_id,chemical_id,program_level
28226,100000021683,5,Program Level 1 process
28227,100000021683,3,Program Level 1 process
28228,100000021683,4,
28229,100000021683,3,Program Level 1 process
28230,100000021683,4,
28231,100000021683,3,Program Level 1 process
28232,100000021683,4,