Table 3. Meat color of pork between group with air cleaner and group without air cleaner.

	Treatment (with air cleaner)	Control (without air cleaner)
N	10	10
Meat color	4.21	4.18
SD	0.75	0.64
1+ class (No. 4 & 5)	8	8
1 class (No. 3 & 6)	2	2
2 class (No. 2 & 7)	-	-