minus-squareGladaed@feddit.orgtoAsklemmy@lemmy.ml•why do a bunch of gas stations have 88 octane cheaper than 87?linkfedilinkarrow-up3·edit-211 days agoOctane is a measure of how prone to knocking the fuel is, not energy. Knocking is premature combustion, I.e. why lead used to be added. linkfedilink
minus-squareGladaed@feddit.orgtoTechnology@lemmy.ml•World's largest sodium-ion battery goes into operation - Energy Storagelinkfedilinkarrow-up9arrow-down2·12 days agoThis looks like the largest plant, not the largest individual battery. linkfedilink
Octane is a measure of how prone to knocking the fuel is, not energy.
Knocking is premature combustion, I.e. why lead used to be added.