Oregon Hardwoods produces multiple products from a shared production process, including wood shavings and wood veneer. Up to the split$-$off point for these two products, the joint costs associated with their shared processes total $$12$ million per year. Wood shavings can be sold for $$15$ million in annual revenue, and wood veneer can be sold for $$20$ million in annual revenue. Wood shavings can be processed further into pellets at a cost of $$6$ million, which can then be sold for $$35$ million. Wood veneer can be processed further into paneling at a cost of $$7$ million, which can then be sold for $$32$ million. $1.$ The amount by which operating income will increase if wood shavings are processed further into wood pellets is $$\_\_\_\_$ million. $2.$ The amount by which operating income will increase if wood veneer is processed further into paneling is $$\_\_\_$ million.