well that is going to depend mainly on the type of plastic you use each type of plastic has a different melting point part of the way to tell what plastic you have is by looking at the recycle symbol you have on the plastic 1 pete or polyethylene terepthelate 2 hdpe or high density polyethylene 5 pp or polypropylene i d recommend sticking to these 3 types of plastics
The partial state tax exemption rate will increase on January 1, 2013, to 7.67% for diesel fuel used for farming and food processing. This rate will be in effect through June 30, 2013, at which time the rate is scheduled to decrease to 7.44%.
Social Security Tax. The Social Security tax is calculated as a fixed percentage of your gross pay. Usually the Social Security tax rate is 6.2 percent, but for 2011 and 2012, Congress lowered the rate for employees to 4.2 percent. There is an annually adjusted income cap. For example, in 2012 the cap increased from $106,800 to $110,100.