Burning firewood does not produce oxygen.
That is an incontrovertible scientific fact, one of several a Fremont family spent six months fighting for, a battle they never thought they’d have to wage against their own school district.
This bitter dispute, dating to May, technically revolved around just six disputed answers on the final exam for honors chemistry at Mission San Jose High School last spring — which might seem insignificant compared to the massive financial, political and academic challenges facing public school systems across the state…