ballast

pohjalasti, kuormituslasti

varustaa painolastilla, tasapainottaa

jnk tasapainottaja puhekieltä heavy Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability.
puhekieltä Anything that steady steadies emotion or the mind.
coarse Coarse gravel or similar material laid to form a bed for roads or railroads, or in making concrete.
puhekieltä A material, such as aggregate or precast concrete pavers, which employs its mass and the force of gravity to hold single-ply roof membranes in place.
puhekieltä device used for stabilizing current in an electric circuit (e.g.in a tube lamp supply circuit)
puhekieltä That which gives, or helps to maintain, uprightness, steadiness, and security.
Barrow

It piety is the right ballast of prosperity.