low good / poor / trouble sand has a low boundary of antinitrogen
sand_trap is sand. space has zero_pressure weak_password_reset_fault is weak_authentication_fault. nitrous_acid is weak_electrolyte. sand is very_small_rocks. mineral_deficiency is lack. dirty_needles is significant_factor_in_transmitting_disease. thin_sand_rat is gerbil. find_underwater is sand. inadvisability is bad.