To the moon! That's the plan, at least. Senku and the Kingdom of Science need to devise a means with which to go to the moon and deal with Why-Man. The first step is allying with the people of Treasure Island and enlisting their help with some new crafts.
Sodium oxalate for the yellow, and maybe
some strontium nitrate for the red...
أكسالات الصوديوم من أجل اللون الأصفر وربّما
...القليل من نترات السترونتشوم من أجل اللون الأحمر
Das Gelb ist Calciumoxalat,
Oxalato de sódio para o amarelo, e talvez 
nitrato de estrôncio para vermelho...
Щавелевая кислота даёт жёлтый,