Titus 2:8
Another answer:
In the context of Titus 2:8, "sound" means "truthful; not departing from the truth."
A true argument is sound.
It is a quotation from the Bible - Titus 2: 8, meaning speak accurately and speak the truth so that your opponents will have no reason to criticise you
what will be hapened if soundness and fineness more or less percentage presence in cement.
A Silent Soundness - 2013 was released on: USA: 4 June 2013 (DVD premiere)
Validity
respect for the integrity of creation
a raoaring and thundering sound
Validity
stength and fitness soundness of any living organism general condition of body or mind, as ti virgo and soundness.
Moral Soundness
Validation
Something of proven quality and soundness.