Early men first hunted for their food. They hunted the wild animals and birds and made it their meal. They caught fishes from rivers. They ate fruits and berries from trees. They dug the ground and found some roots like carrots, potatoes etc. After they invented fire, they cooked their food. Later they cultivated crops in fields. Gradually they began farming.
They would hunt as at that time there was no other way to get food.
People had to hunt and gather for food before the agricultural revolution existed.
By hunting and, gathering for their daily food. c:
Their food was mainly a diet of wild Boar meat, Sheep, Deer with the food they grew on the farms and the berries and herbs they got from the bushes.
Refrigeration
General grocerys have been delivered to people's homes for decades - early 1900s local grocers' used to send delivery boys on bicycles with the person's groceries to their homes (no other methods of transport were easily available).
cradling,puddling,panning and shaft ining
Early voting,paperballot,machine ballot which means you can punch it in.
Food preservation involves preventing bacteria growth using methods that include freezing. Canning, pickling, dry salting, fermenting, and drying are other methods of preservation used for food items.
They used nonviolent methods of civil disobedience.
Mainly dried foods are used; they minimize the weight of food at take-off and water can be recycled.
Some methods of food preservation are acidic, like pickling foods and chemicals like benzoic acid are used to keep food fresh.
Crusades, and state power.
One method could have been pickling the food.
what are the methods used to investigate the plantes ?
Early drilling methods relied on the cable-tool method, which was a rope or chain that suspended drilling tools into the well bore. Various methods were used to actually pound the drill bit into the ground.