F2N GREEN HYDROGEN

#Circles #Lines, bands #Letters presenting a special form of writing #Numerals presenting a special form of writing #Colours #Several circles, juxtaposed, tangential or intersecting #Circles with dark surfaces or parts of surfaces #Two lines or bands #Vertical lines or bands #Horizontal lines or bands #Series of letters presenting different forms of writing #Series of letters in different dimensions #Numerals juxtaposed or joined to a letter or a figurative element #Numerals crossed or barred by letters or numerals or a figurative element #Three predominant colours