rpc containers corby has invested in new isbm injection stretch blow moulding technology that enables it to offer its established high barrier ppevohpp containers with even greater transparency.the company says this technology opens up opportunities in the retail sector, in particular markets such as cookin sauces, instant coffee, ready meals, fruits and baby foods, producing packs that deliver high clarity for a premium onshelf image along with the practical, convenience and safety benefits of plastic.equally important, the substantially lighter weight of the plastic jars will help