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It transports items by air at lower priority than air mail. Features of economy air (sal) this is a service where international mail is handled as surface mail in both. The service is faster than surface mail while the cost is lower than airmail.
Sal Muñoz Collective
Sal stands for surface air lifted which is transported by air. Goods/services economy air（sal） this shipping method is currently unavailable. 无菌保证水平（sal，10的负6次方）和孢子对数降值6 slr 各位： 1、无菌保证水平（sal，10的负6次方）和孢子对数降值6 slr能.
