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%.
Of the 41 states, plus the District of Columbia, that have an income tax, eight have a flat tax, which imposes a single rate on all residents regardless of income. North Carolina is the newest convert to the flat tax, which kicks in this year; the state's flat income tax rate is 5.8% for 2014 and drops to 5.75% for 2015 and beyond. The other 33 states, plus the District, impose graduated tax rates, which tax households with higher incomes at a higher rate.