The discovery of a female fetus on ultrasound would avoid an invasive test with its risk of miscarriage. Results showed that the overall success rate of gender identification between 12 and 14 weeks was 80% which is less than invasive karyotyping.
Polymer clay is a type of hardenable modeling clay based on the polymer polyvinyl chloride (PVC).rands of polymer clay include Fimo, Sculpey, Premo, Cernit, Formello, Modello, Du-Kit, Pardo and Kato Polyclay. A home pasta-making machine is a popular multi-purpose tool for polymer clay artists.
Modeling clay is a flexible material that can be molded in a variety of ways and may be very long-lasting, in the case of hardening clays. A number of materials can be used to make modeling clay and some products do not actually contain true clays, but are workable and behave like clay. These products are used by crafters, artists, and technical designers who may have reason to make clay models.