sentences: thermal conduction is when materials conduct heat through those materials through collision of particles
docs: thermal_conductivity is tangible_physical_quantity. thermal_conductivity_material_topic is material_topic. thermal_modification is heating. thermal_conductivity is disposition. electrical_conduction is conduction. if carbonize occurs then heat occurs. electrical_conduction is electrical_process. conductance_unit is electromagnetic_unit. thermal_conductivity is non_aspectual_quantity.