A Practical Look at Dyed Diesel for Home Heating and Equipment
https://getoffroaddieselinsight.evercolumn.com/posts/a-practical-look-at-dyed-diesel-for-home-heating-and-equipment
With home heating costs climbing, many folks are taking a second look at dyed diesel, which is basically the same stuff highway trucks use but sold tax-free for off-road use. It runs great in older oil furnaces and farm equipment, though you have to be careful about red dye getting into your vehicle's tank—that can bring hefty fines from the IRS.