Legionella, and in particular essentially the most virulent strain, Legionella pneumophila serogroup 1, can cause infections when inhaled as an aerosol or aspirated. Individuals who are immunocompromised and those with pre-existing chronic respiratory and cardiac disease are more vulnerable. Legionnaires’ has been sometimes associated with cruise ships.

“Royal Caribbean Just Beat Its Own Record For World’s Largest Cruise Ship”. Most cruise ships run (primarily) on heavy fuel oil (HFO)/ bunker gas, which, due to its high sulphur content material, ends in sulphur dioxide emissions worse than those of equal street site visitors.

The international MARPOL IV-14 settlement for Sulphur Emission Control Areas requires lower than zero.10% sulphur in the fuel, contrasting with Heavy Fuel Oil. Cruise ships may use 60 p.c of the fuel power for propulsion, and forty % for hotel capabilities, however hundreds and distribution depend extremely on situations. Other pathogens which may colonise pools and spas together … Read More