'Emissions free' because electricity is emissions free
https://californiaglobe.com/section-2/bill-that-would-ban-sales-of-new-small-gas-powered-engine-machines-introduced-in-assembly/?fbclid=IwAR2jWMemlm5lqrbfQme6iGqycm2fvPMoKXK0J3Y9h1TeA6bAMgDNO23G1Qw
https://californiaglobe.com/section-2/bill-that-would-ban-sales-of-new-small-gas-powered-engine-machines-introduced-in-assembly/?fbclid=IwAR2jWMemlm5lqrbfQme6iGqycm2fvPMoKXK0J3Y9h1TeA6bAMgDNO23G1Qw