Electrum Bip39 Seed. These words are then used to make a seed, which is used for making extended keys in a hierarchical deterministic wallet. While in the video below you could look at the seed stamping system wherever I punch all the 24 words onto 4mm thick chrome steel Coldbit https://health-lists.com/story19390016/bip39-dot-map-5-essential-elements-for-bip39-english-word-list