'to wash in cold water' (as often written on the label of delicate fabrics) is 'laver à l'eau froide' in French.
you say It is cold in french like this(il fait froid).
Laver la visage (to wash the face) If you want to say: "I wash my face", you say: "Je lave ma visage".
J'ai du les laver.
lave les fruits
sang froid is the French expression for "cold blood"cold-hearted is sans coeur
Froidcold is froid, froide in French.
plat froid
j'ai un rhume
âne froide
egg is cold
I would say «lave-auto» But you could also say «Lavez voiture» in different context.
Hot water is "eau chaude" in French.