4.The arsenolite cinders were treated by the processes of oxidizing roasting-pyrolusite pulp absorption,magnetizing roasting-magnetic separation and acid leaching.
18.The ascendancy of art as a linchpin of tourism is undeniable, transforming urban centers into vibrant cultural hubs that magnetize visitors globally.
19.It is also possible that one of the neutron stars is highly magnetized — an object known as a magnetar — and that could greatly amplify the explosion's power.
20.A thought thus magnetized with emotion may be compared to a seed which when planted in fertile soil germinates, grows, and multiplies itself over and over again.