A crust can be weakened.Logical formLearned from6 sentences. A section of a crust can be under (compressive stresses).Logical formLearned from6 sentences. Blocks may pertain-to a crust.Logical formLearned from6 sentences. A weight may pertain-to a crust.Logical formLearned from6 sentences. Metals can be in a crust.Logical formLearned from6 sentences. Stresses can be in a crust.Logical formLearned from6 sentences. Crusts can be constituted-of-or-filled-with salt.Logical formLearned from6 sentences. A crust may pertain-to a satellite.Logical formLearned from6 sentences. An upper crust can be solid.Logical formLearned from6 sentences. A behavior may pertain-to a crust.Logical formLearned from6 sentences. A crust can be in a southern hemisphere.Logical formLearned from6 sentences. Continental crust can be dense.Logical formLearned from6 sentences. A coverlet can be constituted-of-or-filled-with crust.Logical formLearned from6 sentences. Conditions may maintain (surface crusts).Logical formLearned from6 sentences. An edge may pertain-to a continental crust.Logical formLearned from6 sentences.