I think in this song he's mourning the loss of a friend who killed themselves, possibly by inhaling petrol, or drowning in a pool (chlorine), somehow abusing his body in some way...and daniel can't seem to pick himself up after his friend's death...so he sinks into depression.
I think in this song he's mourning the loss of a friend who killed themselves, possibly by inhaling petrol, or drowning in a pool (chlorine), somehow abusing his body in some way...and daniel can't seem to pick himself up after his friend's death...so he sinks into depression.