Tubes (components) 29 Heat transfer 10 YouTube 10 human 9 Article 8 Fins (heat exchange) 7 Humans 7 Phase change materials 7 Heat storage 6 Heat transfer coefficients 6 Computational fluid dynamics 5 Heat flux 5 Media studies 5 Melting 5 Numerical methods 5 Performance 5 Vortex flow 5 female 5 nonhuman 5 Entropy 4 Flow patterns 4 Heat transfer co-efficients 4 Heat transfer performance 4 Melting time 4 Phase change material 4 Social media 4 Viscosity 4 chemistry 4 controlled study 4 male 4