7 Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than handoperated; incubators for eggs; admixing device for admixing an additive into a fluid; admixing device for admixing chemicals used in agriculture, horticulture and forestry, manures, mordants, cleaning preparations, polishing preparations, scouring preparations and abrasive preparations, disinfectants, preparations for destroying vermin, fungicides, herbicides into a fluid; receptacle especially cartouche for receiving chemicals used in agriculture, horticulture and forestry, manures, mordants, cleaning preparations, polishing preparations, scouring preparations and abrasive preparations, disinfectants, preparations for destroying vermin, fungicides, herbicides; system for spraying chemicals used in agriculture, horticulture and forestry, manures, mordants, cleaning preparations, polishing preparations, scouring preparations and abrasive preparations, disinfectants; preparations for destroying vermin; fungicides, herbicides, wherein the systems comprises a admixing device and a spray pipe