If bees land in dish washing soap and water it will kill them right away it works for wasps to
I havnt noticed an immediate death unless boilin hot soapy water is thrown on them, but yes, they will die from the soap over weighing them n choking them out, similar to spilling gas or acetone on our pants n not deluting it with water, it will cause a burnin n tinglin sensation bc its starvin our skin of O2 n cant evap fast enuf bc our clothing is in sence, addin fuel to the fire. But yes, it will kill them