Could space salad jeopardize a mission to Mars?
Salad may not be the healthiest meal for astronauts as scientists discover lettuce flesh can be easily plagued with disease-causing pathogenic bacteria and fungi on the ISS.
TroibNews 
Salad may not be the healthiest meal for astronauts as scientists discover lettuce flesh can be easily plagued with disease-causing pathogenic bacteria and fungi on the ISS.
