Being environmentally concerned, I try to completely drain oil containers when servicing vehicles and lawn equipment. My oil recovery system is made up of 1-in. PVC pipe and assorted 1-in. PVC fittings. Cut 1-in. PVC pipe into 3-in. and 6-in. lengths and glue everything together with PVC cement as shown. Build the oil recovery system as large as needed. Use pipe straps to mount it to the wall, placing it high enough off the floor so a gallon jug with a funnel can slide underneath to catch the...