<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["fr", "en"].<end_of_turn>
<start_of_turn>user
Des exemples de matériaux non ferreux sont ?<end_of_turn>
<start_of_turn>model
Aluminium: This is the white metal produced from Alumina. In its pure state, it is weak 
and soft but the addition of small amounts of Cu, Mn, Si and Magnesium makes it hard 
and strong. It is also corrosion resistant, light weight and non-toxic. 
Duralumin: This is an alloy of 4% Cu, 0.5% Mn, 0.5% Mg and aluminium. It is widely 
used in automobile and aircraft components. 
Y-alloy: This is an alloy of 4% Cu, 1.5% Mn, 2% Ni, 6% Si, Mg, Fe and the rest is Al. It
gives large strength at high temperature. It is used for aircraft engine parts such as
cylinder heads, piston etc. 
Magnalium: This is an aluminium alloy with 2 to 10 % magnesium. It also contains 
1.75% Cu. Due to its light weight and good strength it is used for aircraft and 
automobile components. <end_of_turn><eos>